Base-Catalyzed Asymmetric Diels—Alder Reaction of 3-Hydroxy-2-pyrone and Simple Aryl Vinyl Sulfoxide: Asymmetric Synthesis of Carbaketopyranoses.

A highly stereoselective base-catalyzed asymmetric Diels–Alder reaction of 3-hydroxy-2-pyrone and simple aryl vinyl sulfoxide is reported. Furthermore, the synthetic utility of the resulting produc...